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2026-08-15 - 15:15
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Sat Aug 15, 2026 12:44:01)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5353213068,7sleep10-21swapper/107:09:451
5029212564,7sleep30-21swapper/307:05:343
324412125111,9sleep00-21swapper/007:05:110
52902111102,6sleep20-21swapper/207:08:582
309792690,1sleep10-21swapper/109:59:011
90782650,0sleep00-21swapper/010:45:190
55252590,0sleep30-21swapper/310:44:163
300222590,0sleep00-21swapper/012:32:490
181212590,1sleep20-21swapper/210:06:152
159852590,0sleep10-21swapper/111:59:181
204892550,0sleep220496-21kthreadcore10:35:192
213952540,1sleep221398-21cpuspeed_turbos09:55:142
194882540,0sleep00-21swapper/008:15:190
137792540,0sleep20-21swapper/209:22:532
3002224845,2sleep30-21swapper/307:27:293
1071824542,2sleep30-21swapper/307:10:323
701224339,3sleep30-21swapper/308:33:503
2246224237,3sleep30-21swapper/308:17:353
2388423733,3sleep30-21swapper/308:48:353
1698723633,2sleep30-21swapper/308:14:463
1479123531,3sleep30-21swapper/307:42:313
2447823229,2sleep30-21swapper/307:23:413
77402310,5sleep1553299cyclictest08:05:191
2421923128,2sleep30-21swapper/308:50:023
553299291,22cyclictest0-21swapper/112:17:431
2903722923,3sleep30-21swapper/309:57:283
553799270,26cyclictest0-21swapper/210:28:502
553299276,3cyclictest0-21swapper/111:34:061
553299270,26cyclictest0-21swapper/110:43:321
553299270,26cyclictest0-21swapper/107:50:241
553299270,26cyclictest0-21swapper/107:26:261
5528992723,3cyclictest0-21swapper/007:38:450
552899270,26cyclictest0-21swapper/012:07:480
552899270,26cyclictest0-21swapper/011:59:360
552899270,26cyclictest0-21swapper/010:09:250
2820922723,3sleep30-21swapper/308:23:483
265722723,3sleep30-21swapper/308:57:443
553799260,25cyclictest15840-21ssh09:37:422
553299260,25cyclictest0-21swapper/111:35:321
553299260,25cyclictest0-21swapper/107:46:381
552899260,25cyclictest0-21swapper/010:51:140
513922623,2sleep30-21swapper/308:01:533
2616722623,2sleep30-21swapper/307:54:243
1379422623,2sleep30-21swapper/309:05:523
5532992516,8cyclictest0-21swapper/112:12:371
5532992516,8cyclictest0-21swapper/110:56:461
553299250,24cyclictest0-21swapper/110:35:531
553299250,24cyclictest0-21swapper/108:37:571
552899250,24cyclictest0-21swapper/011:52:170
552899250,19cyclictest0-21swapper/009:44:320
264362250,1sleep30-21swapper/310:25:153
5537992420,3cyclictest0-21swapper/211:19:102
553799241,22cyclictest0-21swapper/210:51:012
553799240,24cyclictest0-21swapper/208:58:042
553799240,23cyclictest0-21swapper/212:25:392
553799240,23cyclictest0-21swapper/212:03:312
553799240,23cyclictest0-21swapper/211:09:532
5532992415,2cyclictest25183-21sadc10:25:011
553299240,23cyclictest0-21swapper/111:09:101
553299240,23cyclictest0-21swapper/110:05:501
553299240,23cyclictest0-21swapper/110:04:581
553299240,23cyclictest0-21swapper/109:44:111
553299240,23cyclictest0-21swapper/107:13:021
553299240,18cyclictest0-21swapper/110:12:001
552899240,23cyclictest0-21swapper/009:27:050
552899240,18cyclictest0-21swapper/011:44:160
552899240,18cyclictest0-21swapper/011:28:440
2740522411,3sleep30-21swapper/309:42:453
2056322420,3sleep30-21swapper/307:49:313
1810322419,3sleep30-21swapper/310:50:033
553799232,15cyclictest0-21swapper/209:11:182
5537992321,2cyclictest0-21swapper/208:24:552
553799231,21cyclictest0-21swapper/211:58:272
553799230,17cyclictest0-21swapper/212:08:172
553299230,22cyclictest0-21swapper/112:38:171
553299230,22cyclictest0-21swapper/112:26:021
553299230,22cyclictest0-21swapper/111:45:461
553299230,22cyclictest0-21swapper/111:27:151
553299230,22cyclictest0-21swapper/111:17:191
553299230,22cyclictest0-21swapper/111:00:571
553299230,22cyclictest0-21swapper/110:31:251
553299230,22cyclictest0-21swapper/110:28:051
553299230,22cyclictest0-21swapper/109:39:021
553299230,22cyclictest0-21swapper/109:30:591
553299230,22cyclictest0-21swapper/109:29:291
553299230,22cyclictest0-21swapper/109:21:301
553299230,22cyclictest0-21swapper/109:14:431
553299230,17cyclictest0-21swapper/112:22:131
553299230,17cyclictest0-21swapper/111:10:571
553299230,17cyclictest0-21swapper/110:18:071
5528992321,1cyclictest0-21swapper/010:55:080
552899230,22cyclictest0-21swapper/012:35:370
552899230,22cyclictest0-21swapper/012:17:010
552899230,22cyclictest0-21swapper/012:10:270
552899230,22cyclictest0-21swapper/011:48:010
552899230,22cyclictest0-21swapper/011:14:510
552899230,22cyclictest0-21swapper/010:44:020
552899230,22cyclictest0-21swapper/010:00:050
552899230,22cyclictest0-21swapper/009:51:240
552899230,17cyclictest0-21swapper/011:32:310
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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